fix: MultiAZ failover2 failing integration tests

[joyc-bq]

Summary

fixes failover2 failed error:

  FAIL tests/integration/container/tests/aurora_failover2.test.ts (1162.291 s)
      aurora failover2
        ✓ fails from writer to new writer on connection invocation (347821 ms)
        ✕ writer fails within transaction (637604 ms)
        ✓ fails from writer and transfers session state (175691 ms)
        ○ skipped fails from reader to writer

      ● aurora failover2 › writer fails within transaction

        expect(received).rejects.toThrow(expected)

        Expected constructor: TransactionResolutionUnknownError
        Received constructor: FailoverFailedError

        Received message: "The new writer was identified to be 'test-mysql-240316811463-instance-2.ct2yais8ma2o.***.rds.amazonaws.com', but querying the instance for its role returned a reader."

              490 |     logger.error(errorMessage);
              491 |     this.failoverWriterFailedCounter.inc();
            > 492 |     throw new FailoverFailedError(errorMessage);
                  |           ^
              493 |   }
              494 |
              495 |   async releaseResources(): Promise<void> {

          at Failover2Plugin.logAndThrowError (common/lib/plugins/failover2/failover2_plugin.ts:492:11)
          at common/lib/plugins/failover2/failover2_plugin.ts:420:16
  

fixes connect timeout error for multiaz:

### Description
  FAIL tests/integration/container/tests/basic_connectivity.test.ts (143.008 s)
      basic_connectivity
        ✕ wrapper with failover plugins read only endpoint (14836 ms)
        ✓ wrapper with failover plugins cluster endpoint (2383 ms)
        ✓ wrapper with failover plugins instance endpoint (1865 ms)
        ✓ wrapper (1156 ms)
        ✓ wrapper_proxy (121640 ms)

      ● basic_connectivity › wrapper with failover plugins read only endpoint

        connect ETIMEDOUT

          41 |     this.setKeepAliveProperties(driverProperties, props.get(WrapperProperties.KEEPALIVE_PROPERTIES.name));
          42 |     this.setConnectTimeout(driverProperties, props.get(WrapperProperties.WRAPPER_CONNECT_TIMEOUT.name));
        > 43 |     const targetClient = await createConnection(Object.fromEntries(driverProperties.entries()));
             |                                ^
          44 |     return Promise.resolve(new MySQLClientWrapper(targetClient, hostInfo, props, this));
          45 |   }
          46 |

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